C++ · Join and Transform STL Containers
Apr 20, 2024
Some brief notes for quick reference. See Eigen 101 · Mapping, Printing, Unary Operations for their Eigen counterparts. Joining the elements of a container for fprintf-type printers. Transforming container elements in place....
The Eastern Peak of Mountain Spirit
Apr 13, 2024
It is said to be the tallest peak around Beijing. But there isn't much to see during this season. It could be much more colorful in the summer. Looking forward to hike...
C++ · Dependent Scope Syntax
Apr 7, 2024
Some brief notes for quick reference. The typename keyword in variable declaration. The .template or ->template syntax in function invocation. Accessing scope/type-dependent member variables in derived classes.
The Pearl Lake
Apr 6, 2024
The Pearl Lake from the Qing Cha Mountain. The hiking trail was fun, and the lake view was incredible! Difficulty: 2/5 Scenery: 4/5 Route:
ROS-2 · Tracing Information in Launch, Xacro, ROS2_Control
Mar 31, 2024
Summary Launch, Xacro, and ros2_control are used very often in large ROS-2 projects. They can serve as single points of entry that lead to the execution of many programs with dynamically generated...